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DF2070-148 FN 16 — BUMPER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

DF2070-148 FN 16: BUMPER.

The BUMPER is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, overall_height: 1.940 INCHES NOMINAL IN, outside/top_flange_diameter: 2.750 INCHES NOMINAL IN, material_document_and_classification: ASTM B150, ALLOY 632 ASSN STD SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-397-6515, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
DF2070-148 FN 16
NSN: 5340-01-397-6515
FSC: 5340 — Hardware, Commercial
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
materialCOPPER ALLOY
overall_height1.940 INCHES NOMINAL IN
outside/top_flange_diameter2.750 INCHES NOMINAL IN
material_document_and_classificationASTM B150, ALLOY 632 ASSN STD SINGLE MATERIAL RESPONSE
NSN5340-01-397-6515
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: DF2070-148 FN 16 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
OUTSIDE/TOP FLANGE DIAMETER: 2.750 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B150, ALLOY 632 ASSN STD SINGLE MATERIAL RESPONSE
•
MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT1.940 INCHES NOMINAL IN
OUTSIDE/TOP FLANGE DIAMETER2.750 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B150, ALLOY 632 ASSN STD SINGLE MATERIAL RESPONSE
MATERIALCOPPER ALLOY
SUBSTITUTES & CROSS-REFERENCES 1
211075766Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is DF2070-148 FN 16?
DF2070-148 FN 16 is a BUMPER.
What parts can replace DF2070-148 FN 16?
There is 1 known substitute for DF2070-148 FN 16: 211075766. Substitute compatibility should be verified for your specific system.
What is the NSN for DF2070-148 FN 16?
DF2070-148 FN 16 is cataloged in the U.S. Government catalog under NSN 5340-01-397-6515. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.